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LACK OF ANTERIOR OCCLUSION. 1^1
incisors touched, yet not enough of the teeth was removed to render
them sensitive. Figs. 802 and 803 illustrate this case.
Fig. 802.

Lack of anterior occlusion.
Lack of anterior occlusion is often accompanied, as shown in these
figures, by other irregularities, which may be treated subsequently.
Fig. 803.

First bicuspid removed to make room for canine ; occlusal defect remedied by grinding.
(/) Fig. 804 shows a case due to lack of development of the inter-
maxillary bone. When nine years old both upper central incisors were
Fig. 804.

Lack of development of intermaxillary bone.
knocked out without fracturing the teeth or the process. The writer
replanted the teeth after removing the pulps and filling the canals with
gutta-])ercha. The teeth at that time were about two-thirds erupted,
and did not erupt any farther. The growth of the process surrounding